OPTOMETRIC TECHNOLOGY GROUP LTD.

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
A61F FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, E.G. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS 2138
 
  
 
G02C SPECTACLES; SUNGLASSES OR GOGGLES INSOFAR AS THEY HAVE THE SAME FEATURES AS SPECTACLES; CONTACT LENSES 247
 
  
 
G02B OPTICAL ELEMENTS, SYSTEMS, OR APPARATUS 1204

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
9454021 Contact lensesJan 18, 12Sep 27, 16[B82Y, A61F, G02B, G02C]
8506539 Eyelid margin wipes comprising chemical means for temperature adjustmentMay 03, 05Aug 13, 13[A61F, A61M]
8167427 Multifocal contact lenses manufactured from a responsive polymer gelDec 20, 04May 01, 12[G02C]

Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
2016/0310,716 Eyelid Margin Wipes Comprising Chemical Means for Temperature AdjustmentAbandonedJun 30, 16Oct 27, 16[A61K, A61F, A61Q, A61M]
2014/0142,668 Eyelid Margin Wipes Comprising Chemical Means for Temperature AdjustmentAbandonedJan 10, 14May 22, 14[A61F]
2014/0058,340 Eyelid Margin Wipes Comprising Chemical Means For Temperature AdjustmentAbandonedJul 01, 13Feb 27, 14[A61K, A61F]

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